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581147-1 — KEY,MACHINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

581147-1: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, overall_width: 0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, overall_height: 0.250 INCHES NOMINAL IN, overall_length: 0.375 INCHES NOMINAL IN, style_designator: PLAIN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-545-6778, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
581147-1
NSN: 5315-00-545-6778
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
overall_width0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
overall_height0.250 INCHES NOMINAL IN
overall_length0.375 INCHES NOMINAL IN
style_designatorPLAIN
surface_treatmentPASSIVATE OVERALL
mounting_hole_depth0.250 INCHES NOMINAL IN
starting_edge_shapeSTRAIGHT
mounting_hole_diameter0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
mounting_hole_type_and_quantity1 PLAIN
distance_from_mounting_hole_center_to_end0.187 INCHES NOMINAL IN
NSN5315-00-545-6778
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 581147-1 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MOUNTING HOLE TYPE AND QUANTITY: 1 PLAIN
•
STARTING EDGE SHAPE: STRAIGHT
•
STYLE DESIGNATOR: PLAIN
•
MOUNTING HOLE DIAMETER: 0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
•
DISTANCE FROM MOUNTING HOLE CENTER TO END: 0.187 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.250 INCHES NOMINAL IN
MOUNTING HOLE TYPE AND QUANTITY1 PLAIN
STARTING EDGE SHAPESTRAIGHT
STYLE DESIGNATORPLAIN
MOUNTING HOLE DIAMETER0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
OVERALL LENGTH0.375 INCHES NOMINAL IN
OVERALL WIDTH0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
DISTANCE FROM MOUNTING HOLE CENTER TO END0.187 INCHES NOMINAL IN
MOUNTING HOLE DEPTH0.250 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 581147-1?
581147-1 is a KEY,MACHINE.
What is the NSN for 581147-1?
581147-1 is cataloged in the U.S. Government catalog under NSN 5315-00-545-6778. This indicates validated use in U.S. government and defense supply chains.
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